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annotate graal/com.oracle.graal.jtt/src/com/oracle/graal/jtt/optimize/VN_Float02.java @ 14991:64dcb92ee75a

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Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Sun, 06 Apr 2014 17:46:24 +0200
parents 0320e6278f84
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 /*
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2 * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.graal.jtt.optimize;
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24
14991
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25 import org.junit.*;
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26
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27 import com.oracle.graal.jtt.*;
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28
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29 /*
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30 * Tests optimization of float operations.
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31 */
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32 public class VN_Float02 extends JTTTest {
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33
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34 private static boolean cond = true;
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35
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36 public static float test(float arg) {
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37 if (arg == 0) {
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38 return add(arg + 10);
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39 }
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40 if (arg == 1) {
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41 return sub(arg + 10);
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42 }
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43 if (arg == 2) {
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44 return mul(arg + 10);
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45 }
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46 if (arg == 3) {
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47 return div(arg + 10);
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48 }
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49 return 0;
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50 }
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51
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52 public static float add(float x) {
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53 float c = 1.0f;
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54 float t = x + c;
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55 if (cond) {
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56 float u = x + c;
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57 return t + u;
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58 }
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59 return 1.0f;
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60 }
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61
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62 public static float sub(float x) {
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63 float c = 1.0f;
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64 float t = x - c;
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65 if (cond) {
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66 float u = x - c;
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67 return t - u;
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68 }
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69 return 1.0f;
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70 }
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71
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72 public static float mul(float x) {
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73 float c = 1.0f;
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74 float t = x * c;
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75 if (cond) {
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76 float u = x * c;
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77 return t * u;
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78 }
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79 return 1.0f;
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80 }
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81
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82 public static float div(float x) {
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83 float c = 1.0f;
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84 float t = x / c;
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85 if (cond) {
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86 float u = x / c;
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87 return t / u;
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88 }
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89 return 1.0f;
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90 }
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91
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92 @Test
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93 public void run0() throws Throwable {
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94 runTest("test", 0f);
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95 }
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96
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97 @Test
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98 public void run1() throws Throwable {
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99 runTest("test", 1f);
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100 }
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101
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102 @Test
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103 public void run2() throws Throwable {
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104 runTest("test", 2f);
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105 }
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106
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107 @Test
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108 public void run3() throws Throwable {
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109 runTest("test", 3f);
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110 }
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111
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112 }